WO2023104054A1 - Module de traitement de réseau, procédé de traitement de données, nœud de réseau et support d'enregistrement - Google Patents

Module de traitement de réseau, procédé de traitement de données, nœud de réseau et support d'enregistrement Download PDF

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Publication number
WO2023104054A1
WO2023104054A1 PCT/CN2022/137020 CN2022137020W WO2023104054A1 WO 2023104054 A1 WO2023104054 A1 WO 2023104054A1 CN 2022137020 W CN2022137020 W CN 2022137020W WO 2023104054 A1 WO2023104054 A1 WO 2023104054A1
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WO
WIPO (PCT)
Prior art keywords
configuration information
data
network
data processing
unit
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PCT/CN2022/137020
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English (en)
Chinese (zh)
Inventor
胡韬
柯楚
赵刚
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中兴通讯股份有限公司
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Publication of WO2023104054A1 publication Critical patent/WO2023104054A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/35—Switches specially adapted for specific applications
    • H04L49/354—Switches specially adapted for specific applications for supporting virtual local area networks [VLAN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/60—Software-defined switches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2212/00—Encapsulation of packets

Definitions

  • the embodiments of the present application relate to the technical field of communications, and in particular to a network processing module, a data processing method, a network node, and a storage medium.
  • Network virtualization In communication products, especially in the field of Software Defined Network (Software Defined Network, referred to as "SDN”), the realization of network virtualization is an important part of the core technology.
  • the meaning of network virtualization is that a physical network can be virtualized into multiple virtual networks or network slices. Multiple virtual networks (Virtual Network, referred to as "VN”) or network slices share resources in the physical network but are logically connected to each other. are independent and isolated.
  • Network virtualization includes virtualization of network links and virtualization of forwarding rules.
  • Network link virtualization means that the links in the network are no longer fixed physical links, but virtual links that can be defined and modified by software.
  • the virtualization of forwarding rules means that the forwarding rules of each node in the network are no longer fixed forwarding, but programmable forwarding that can be defined and modified by software.
  • VLAN Virtual Local Area Network
  • the purpose of the embodiments of the present application is to provide a network processing module, a data processing method, a network node and a storage medium, so that the network node has the ability to process message data from different virtual networks.
  • the embodiment of the present application provides a network processing module, including: a message analysis unit, configured to receive the message data encapsulated based on the first transmission protocol, and analyze the message according to the first transmission protocol
  • the configuration information analyzes the message data to obtain the data to be processed; wherein, the data to be processed carries the network identifier representing the virtual network from which the message data comes; the data processing unit and the configuration information storage unit, the data processing unit is used for configuring from The information storage unit obtains the data processing configuration information corresponding to the network identifier, and processes the data to be processed according to the data processing configuration information to obtain the processed data; the message encapsulation unit is used to encapsulate the configuration information according to the message corresponding to the second transmission protocol , encapsulate the processed data into new message data.
  • the embodiment of the present application further provides a network node including the above network processing module.
  • the embodiment of the present application also provides a data processing method, including: receiving packet data encapsulated based on the first transmission protocol, and processing the packet data according to the packet analysis configuration information corresponding to the first transmission protocol Perform analysis to obtain the data to be processed; wherein, the data to be processed carries the network identifier representing the virtual network from which the message data comes; obtain the data processing configuration information corresponding to the network identifier, and process the data to be processed according to the data processing configuration information, The processed data is obtained; according to the packet encapsulation configuration information corresponding to the second transmission protocol, the processed data is encapsulated into new packet data.
  • the embodiment of the present application also provides a network node, including: at least one processor; and a memory connected in communication with the at least one processor; wherein, the memory stores instructions that can be executed by the at least one processor , the instructions are executed by at least one processor, so that the at least one processor can execute the above data processing method.
  • the embodiments of the present application further provide a computer-readable storage medium storing a computer program, wherein the above data processing method is implemented when the computer program is executed by a processor.
  • FIG. 1 is a schematic structural diagram of a network processing module according to an embodiment of the present application
  • FIG. 2 is a schematic diagram of the data structure of message data before and after analysis according to an embodiment of the present application
  • FIG. 3 is a second structural diagram of a network processing module according to an embodiment of the present application.
  • Fig. 4 is a schematic diagram of information interaction between a data processing subunit and a configuration information storage subunit according to an embodiment of the present application
  • FIG. 5 is a schematic diagram of acquiring data processing configuration information according to an embodiment of the present application.
  • FIG. 6 is a flowchart of a data processing method according to an embodiment of the present application.
  • Fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
  • the network processing module includes: a message analysis unit, configured to receive message data encapsulated based on the first transmission protocol, and process the message data according to the message analysis configuration information corresponding to the first transmission protocol Parse to obtain the data to be processed; wherein, the data to be processed carries a network identifier representing the virtual network from which the message data comes; a data processing unit and a configuration information storage unit, and the data processing unit is used to obtain the network identifier from the configuration information storage unit corresponding data processing configuration information, and process the data to be processed according to the data processing configuration information to obtain processed data; the message encapsulation unit is used to encapsulate the processed data into new message data.
  • the structure of the network processing module in this embodiment may be shown in FIG. 1 .
  • the details of the structure of the network processing module in this embodiment will be described in detail below. The following content is only for the convenience of understanding the implementation details of the solution, and is not necessary for implementing the solution.
  • the structure of the network processing module is shown in Figure 1, and may include the following units:
  • the message analysis unit 101 is configured to receive the message data encapsulated based on the first transmission protocol, and analyze the message data according to the message analysis configuration information corresponding to the first transmission protocol to obtain the data to be processed; wherein, the data to be processed It carries the network identifier representing the virtual network from which the packet data comes.
  • the packet parsing unit 101 receives the packet data encapsulated based on the first transmission protocol, that is, the packet data comes from a transmission network that is transmitted according to the first transmission protocol, and can perform the encapsulation corresponding to the packet data.
  • the obtained data to be processed carries the network identifier.
  • the network identifier represents the virtual network from which the packet data comes.
  • the corresponding parsing of message data can be realized because the network processing module is configured with corresponding message parsing configuration information.
  • VN_NO refers to the network identifier representing the virtual network from which the packet data comes
  • mf refers to the actual data to be processed, which is processed by the data processing unit in the next step.
  • a configuration information resetting unit may be set in the network processing module.
  • the configuration information reset unit is configured to update the new configuration information indicated by the new configuration information identifier into the target unit according to the new configuration information identifier carried in the configuration information reset request when receiving the configuration information reset request of the target unit .
  • the new configuration information is new packet parsing configuration information.
  • the message parsing unit sends a configuration information resetting request to the configuration information resetting unit, and obtains new configuration information corresponding to the new configuration information identifier in the request, and then can implement corresponding parsing of message data encapsulated based on different transmission protocols .
  • the new configuration information may correspond to an updated version of the message parsing configuration information of the same protocol, or may correspond to the transmission protocol used by the reconfigured network when the node needs to be reconfigured to access another network.
  • the data processing unit 102 and the configuration information storage unit 103 the data processing unit is used to obtain the data processing configuration information corresponding to the network identifier from the configuration information storage unit, and process the data to be processed according to the data processing configuration information to obtain processed data.
  • the data processing unit may include n data processing subunits connected in series, the input end of the data processing subunit at the head end is connected to the output end of the message analysis unit and is used to receive the data to be processed, and the data processing subunit at the end end The output end of the packet is connected to the input end of the message encapsulation unit and is used for outputting the processed data; wherein, n is an integer greater than or equal to 2.
  • Each of the data processing subunits can be configured to: obtain the data processing configuration information corresponding to the network identifier from the configuration information storage unit, and process the data to be processed according to the data processing configuration information; Each data processing subunit other than the data processing subunit at the end transmits the processed data to the next data processing subunit.
  • a schematic structural diagram of the network processing module involved in this example may be shown in FIG. 3 .
  • Each data processing subunit in this example is independent and isolated for reading configuration information, and does not affect each other, so that the functions of data processing subunits can be the same or different from each other , are connected to each other through a serial pipeline and complete data processing.
  • the configuration information storage unit may include n configuration information storage sub-units, n configuration information storage sub-units and n data processing sub-units
  • the units are connected in one-to-one correspondence; each configuration information storage subunit includes several storage spaces, the storage space stores data processing configuration information corresponding to a network identifier, and each storage space in the several storage spaces stores information corresponding to different network identifiers. data processing configuration information.
  • FIG. 4 A schematic diagram of the interaction between the data processing subunit and the configuration information storage subunit is shown in FIG. 4 .
  • the amount of storage space in different configuration information storage subunits may be different, and the amount of storage space may be determined by the number of virtual networks supported by the corresponding data processing subunit. That is, the number of virtual networks supported by the data processing subunit is the number of network identifiers supported by the data processing configuration information stored in the corresponding configuration information storage subunit, that is, the number of storage spaces included in the configuration information storage subunit.
  • the network processing module can also be configured such that the configuration information storage unit 103 responds to the data processing configuration information acquisition request sent by the data processing unit, and loads the corresponding configuration information into the data processing unit.
  • a schematic diagram of the configuration information storage subunit acquiring corresponding configuration information in the storage space according to the received network identifier sent by the data processing subunit is shown in FIG. 5 .
  • Responding to the configuration information acquisition request issued by the data processing unit may also be implemented by setting a request response unit in the network processing module.
  • the request response unit is used to receive the configuration information acquisition request carrying the network identifier sent by the data processing subunit, identify the configuration information corresponding to the network identifier from the configuration information storage unit, and send the configuration information corresponding to the network identifier to the data Handle subunits.
  • each data processing sub-unit may be specifically configured to: identify the storage space corresponding to the network identifier carried in the data to be processed according to the preset correspondence between the network identifier and the storage space, and select from the identified storage space Get data processing configuration information.
  • all the content stored in the storage space can be controlled and written by the system program in a preloaded manner.
  • the message encapsulation unit 104 is configured to encapsulate the processed data into new message data according to the message encapsulation configuration information corresponding to the second transmission protocol.
  • the network processing module is configured with corresponding packet encapsulation configuration information. Therefore, the packet encapsulation unit 104 can encapsulate the processed data into new packet data according to the transmission protocol followed by the transmission network to which the packet data is sent, so as to realize the continued transmission of the processed new packet data in the network.
  • the message encapsulation unit 104 encapsulates the message data according to the different transmission protocols followed by the transmission network to which the message data is sent, which can also be realized by setting the above configuration information reset unit in the network processing module.
  • the configuration information reset unit is configured to update the new configuration information indicated by the new configuration information identifier into the target unit according to the new configuration information identifier carried in the configuration information reset request when receiving the configuration information reset request of the target unit .
  • the new configuration information is new packet encapsulation configuration information.
  • the packet encapsulation unit sends a configuration information reset request to the configuration information reset unit, and obtains new configuration information corresponding to the new configuration information identifier in the request, and then can follow the transmission protocol to which the packet data is sent to the transmission network. Encapsulate the message data accordingly.
  • Setting the configuration information resetting unit in the network processing module can enable the network processing module to be reconfigured by software.
  • the preset configuration information inside the packet encapsulation unit 104 can be controlled and written by a system program.
  • the network where the new packet data is transmitted may follow the same or different transmission protocol as the transmission network from which the packet data comes, those skilled in the art should understand that the first transmission protocol mentioned in this embodiment and the The second transport protocol may or may not be the same.
  • the network processing module involved in this embodiment can be an independent chip, which can eliminate the limitations of the traditional network virtualization technology application and related products in the SDN field, and realize the upgrade and replacement of the traditional network virtualization technology.
  • the message analysis unit of the network processing module can analyze the message data according to the transmission protocol corresponding to the encapsulated message data, and obtain the network identifier from the parsed data to be processed.
  • the network identifier represents the virtual network from which the message data comes
  • the data processing unit of the network processing module obtains corresponding data processing configuration information in the configuration information storage unit according to the network identifier, and processes the data to be processed according to the data processing configuration information, It can realize different processing of message data from different virtual networks, avoid the limitation of hardware configuration on the processing of message data, and realize the virtualization of forwarding rules of virtual networks.
  • the packet encapsulation unit encapsulates the processed data, so that the processed new packet data can be continuously forwarded.
  • the network node in this embodiment includes the network processing module in the previous embodiment, so it has the same implementation details and beneficial effects as in the previous embodiment.
  • the network nodes in this embodiment not only realize the virtualization of network links, but also realize the virtualization of forwarding rules, realize the improvement and technical upgrade of the original network virtualization technology, and lay the foundation for the realization of network virtualization. foundation.
  • the network processing module receives the message data encapsulated based on the first transmission protocol, and analyzes the message data according to the message analysis configuration information corresponding to the first transmission protocol to obtain the data to be processed;
  • the data carries a network identifier representing the virtual network from which the message data comes; obtains data processing configuration information corresponding to the network identifier, and processes the data to be processed according to the data processing configuration information to obtain processed data; according to the second transmission protocol corresponding
  • the message encapsulates the configuration information, and encapsulates the processed data into new message data.
  • Step 601 receiving packet data encapsulated based on the first transmission protocol, and parsing the packet data according to the packet parsing configuration information corresponding to the first transmission protocol, to obtain data to be processed; wherein, the data to be processed carries a representation message The network ID of the virtual network from which the text data comes.
  • Step 602 Obtain data processing configuration information corresponding to the network identifier, and process the data to be processed according to the data processing configuration information to obtain processed data.
  • Step 603 Encapsulate the processed data into new packet data according to the packet encapsulation configuration information corresponding to the second transmission protocol.
  • the packet data can be analyzed according to the transmission protocol corresponding to the encapsulated packet data, and the network identifier can be obtained from the parsed data to be processed.
  • the network identifier represents the virtual network from which the message data comes.
  • the corresponding data processing configuration information is obtained, and the data to be processed is processed according to the data processing configuration information, so that the message data from different virtual networks can be processed differently. processing, avoiding the limitation of hardware configuration on packet data processing, and realizing the virtualization of forwarding rules in virtual networks.
  • the processed data is encapsulated, so that the processed new message data can be continuously forwarded.
  • modules involved in the above embodiments of the present application are logical modules.
  • a logical unit can be a physical unit, or a part of a physical unit, and can also Combination of physical units.
  • units that are not closely related to solving the technical problems proposed in the present application are not introduced in this embodiment, but this does not mean that there are no other units in this embodiment.
  • the embodiment of the present application also provides a network node, as shown in FIG. 7 , including at least one processor 701; and a memory 702 communicatively connected to at least one processor 701; wherein, the memory 702 stores information that can be processed by at least one
  • the instructions executed by the processor 701 are executed by at least one processor 701, so that the at least one processor 701 can execute the above data processing method.
  • the memory 702 and the processor 701 are connected by a bus, and the bus may include any number of interconnected buses and bridges, and the bus connects one or more processors 701 and various circuits of the memory 702 together.
  • the bus may also connect together various other circuits such as peripherals, voltage regulators, and power management circuits, all of which are well known in the art and therefore will not be further described herein.
  • the bus interface provides an interface between the bus and the transceivers.
  • a transceiver may be a single element or multiple elements, such as multiple receivers and transmitters, providing means for communicating with various other devices over a transmission medium.
  • the data processed by the processor 701 is transmitted on the wireless medium through the antenna, and further, the antenna also receives the data and transmits the data to the processor 701 .
  • the processor 701 is responsible for managing the bus and general processing, and may also provide various functions including timing, peripheral interface, voltage regulation, power management and other control functions. And the memory 702 may be used to store data used by the processor 701 when performing operations.
  • Embodiments of the present application also provide a computer-readable storage medium storing a computer program.
  • the computer program is executed by the processor, the above-mentioned data processing method is realized.
  • a device which can be A single chip microcomputer, a chip, etc.
  • a processor processor
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disk or optical disc, etc., which can store program codes. .

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
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Abstract

La présente invention se rapporte au domaine technique des communications. Sont divulgués un module de traitement de réseau, un procédé de traitement de données, un nœud de réseau et un support d'enregistrement. Le module de traitement de réseau comprend : une unité d'analyse de paquet utilisée pour recevoir des données de paquet encapsulées sur la base d'un premier protocole de transmission, et pour analyser les données de paquet selon des informations de configuration d'analyse de paquet correspondant au protocole de façon à obtenir des données portant un identifiant de réseau et en attente de traitement, l'identifiant de réseau représentant un réseau virtuel à partir duquel les données de paquet sont reçues ; une unité de traitement de données utilisée pour acquérir, à partir d'une unité d'enregistrement d'informations de configuration, des informations de configuration de traitement de données correspondant à l'identifiant de réseau, et pour traiter les données en attente de traitement selon les informations de configuration de traitement de données de façon à obtenir des données traitées ; et une unité d'encapsulation de paquet utilisée pour encapsuler les données traitées en de nouvelles données de paquet selon des informations de configuration d'encapsulation de paquet correspondant à un second protocole de transmission.
PCT/CN2022/137020 2021-12-07 2022-12-06 Module de traitement de réseau, procédé de traitement de données, nœud de réseau et support d'enregistrement WO2023104054A1 (fr)

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CN202111486400.4A CN116319619A (zh) 2021-12-07 2021-12-07 网络处理模块、数据处理方法、网络节点和存储介质
CN202111486400.4 2021-12-07

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Cited By (1)

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CN116501684A (zh) * 2023-06-25 2023-07-28 苏州浪潮智能科技有限公司 一种服务器系统及其通信方法

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WO2018001242A1 (fr) * 2016-06-30 2018-01-04 中兴通讯股份有限公司 Procédé et appareil de traitement de message de données
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CN109547318A (zh) * 2019-01-18 2019-03-29 杭州迪普科技股份有限公司 Vpn数据报文的处理方法、装置、电子设备
CN112087468A (zh) * 2020-09-18 2020-12-15 国网浙江省电力有限公司 报文处理方法、相关设备及可读存储介质

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WO2018001242A1 (fr) * 2016-06-30 2018-01-04 中兴通讯股份有限公司 Procédé et appareil de traitement de message de données
CN109302466A (zh) * 2018-09-18 2019-02-01 华为技术有限公司 数据处理方法、相关设备及计算机存储介质
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Publication number Priority date Publication date Assignee Title
CN116501684A (zh) * 2023-06-25 2023-07-28 苏州浪潮智能科技有限公司 一种服务器系统及其通信方法
CN116501684B (zh) * 2023-06-25 2023-09-12 苏州浪潮智能科技有限公司 一种服务器系统及其通信方法

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